Home / 15,153.30-22,733.58-4,765.05

Finding the Fourth Proportional to 15,153.30, 22,733.58 and 4,765.05

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Solution

The fourth proportional to 15,153.30, 22,733.58 and 4,765.05 is: 7,148.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153.30 : 22,733.58 = 4,765.05 : x
  2. Step 2: Convert to fraction form
    15,153.30/22,733.58 = 4,765.05/x
  3. Step 3: Cross multiply
    15,153.30x = 22,733.58 × 4,765.05
  4. Step 4: Simplify right side
    15,153.30x = 108,326,645.38
  5. Step 5: Solve for x
    x = 108,326,645.38/15,153.30
  6. Step 6: Final answer
    x = 7,148.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.